Operating System (OS)
Backups should be done

as several incrementals, followed by an image copy
daily for most installations
as several image copies, followed by an incremental
None of these
weekly for most installations

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Operating System (OS)
The advantage(s) of incorporating the macro processor into pass 1 is(are):

All of these
None of these
more flexibility is available to the programmer in that he may use all the features of the assembler in conjunction with macros.
many functions do not have to be implemented twice.
Functions are combined and it is not necessary to create intermediate files as output from the macros processor and input to the assembler.

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